Metric Thread Restoring File File Thread Type Metric Bolt File Type Precision File For Thread Pitch 0.8 mm 1 mm 1.25 mm 1.5 mm 1.75 mm 2 mm 2.5 mm 3 mm For Thread Type External For Threads Per Inch 0.8 1 1.25 1.5 1.75 2 2.5 3 File Width 1/2 in Overall Length 9 1/8 in Profile Shape Square Container Type Bag Features Used to Restore Damaged or Worn External Threads on Bolts Pipes Etc. File Material Steel Finish Natural Handle Length 8 1/2 in Includes Handle No